$ git clone -n https://src.fedoraproject.org/rpms/git-fame.git /var/lib/mock/f45-build-11065-426/root/chroot_tmpdir/scmroot/git-fame
Cloning into '/var/lib/mock/f45-build-11065-426/root/chroot_tmpdir/scmroot/git-fame'...
$ git fetch origin 80e77a1a2b79524e02fd3d635b10868ca788df0e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/git-fame
 * [new ref]         80e77a1a2b79524e02fd3d635b10868ca788df0e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80e77a1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild