openEuler release 20.03 (LTS-SP2)升级openEuler release 20.03 (LTS-SP3)报错

执行 dnf update命令;报错如下:
[root@prd-midd01 yum.repos.d]# dnf update | tee update_log
OS 22 kB/s | 1.6 kB 00:00
Error: Failed to download metadata for repo ‘OS’: repomd.xml parser error: Parse error at line: 11 (Opening and ending tag mismatch: script line 0 and g

配置repo文件如下:
[root@prd-midd01 yum.repos.d]# more openEuler.repo
#generic-repos is licensed under the Mulan PSL v2.
#You can use this software according to the terms and conditions of the Mulan PSL v2.
#You may obtain a copy of Mulan PSL v2 at:

木兰宽松许可证, 第2版

#THIS SOFTWARE IS PROVIDED ON AN “AS IS” BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
#PURPOSE.
#See the Mulan PSL v2 for more details.

[OS]
name=OS
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/OS/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler

[everything]
name=everything
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/everything/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/everything/$basearch/RPM-GPG-KEY-openEuler

[EPOL]
name=EPOL
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/EPOL/main/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler

[EPOL-UPDATE]
name=EPOL-UPDATE
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/EPOL/update/main/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler

[debuginfo]
name=debuginfo
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/debuginfo/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/debuginfo/$basearch/RPM-GPG-KEY-openEuler

[source]
name=source
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/source/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/source/RPM-GPG-KEY-openEuler

[update]
name=update
baseurl=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/update/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-20.03-LTS-SP3/OS/$basearch/RPM-GPG-KEY-openEuler
[root@prd-midd01 yum.repos.d]#