$ git clone -n https://src.fedoraproject.org/rpms/perl-Log-ger.git /var/lib/mock/f45-build-24530-604/root/chroot_tmpdir/scmroot/perl-Log-ger
Cloning into '/var/lib/mock/f45-build-24530-604/root/chroot_tmpdir/scmroot/perl-Log-ger'...
$ git fetch origin dada076e998a60e7374f3df7f1d986eae569f5cf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Log-ger
 * [new ref]         dada076e998a60e7374f3df7f1d986eae569f5cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dada076 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild