$ git clone -n https://gitee.com/yueeranna/glibc.git /var/lib/mock/dist-an23-build-279090-64488/root/chroot_tmpdir/scmroot/glibc
Cloning into '/var/lib/mock/dist-an23-build-279090-64488/root/chroot_tmpdir/scmroot/glibc'...
$ git fetch origin 2f0ca8326714bce8bda77e58940e115188bbea71:KOJI_FETCH_HEAD
From https://gitee.com/yueeranna/glibc
 * [new ref]         2f0ca8326714bce8bda77e58940e115188bbea71 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f0ca83 remove mount_setattr