$ git clone -n https://src.fedoraproject.org/rpms/perl-Apache-LogRegex.git /var/lib/mock/f45-build-21693-587/root/chroot_tmpdir/scmroot/perl-Apache-LogRegex
Cloning into '/var/lib/mock/f45-build-21693-587/root/chroot_tmpdir/scmroot/perl-Apache-LogRegex'...
$ git fetch origin 730977b085b18d5132c0e2afe154b0ff15a88d18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Apache-LogRegex
 * [new ref]         730977b085b18d5132c0e2afe154b0ff15a88d18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 730977b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild