$ git clone -n https://src.fedoraproject.org/rpms/shc.git /var/lib/mock/f45-build-35925-700/root/chroot_tmpdir/scmroot/shc
Cloning into '/var/lib/mock/f45-build-35925-700/root/chroot_tmpdir/scmroot/shc'...
$ git fetch origin 94a419c5ec8a86a3ba2be8a9747ba0bb2bca62b0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/shc
 * [new ref]         94a419c5ec8a86a3ba2be8a9747ba0bb2bca62b0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94a419c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild