$ git clone -n https://src.fedoraproject.org/rpms/libyui-mga.git /var/lib/mock/f39-build-1503027-34955/root/chroot_tmpdir/scmroot/libyui-mga
Cloning into '/var/lib/mock/f39-build-1503027-34955/root/chroot_tmpdir/scmroot/libyui-mga'...
$ git fetch origin 8910a6303eda277a072334a0ff9e1dc077621143:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libyui-mga
 * [new ref]         8910a6303eda277a072334a0ff9e1dc077621143 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8910a63 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild