$ git clone -n https://src.fedoraproject.org/rpms/zork.git /var/lib/mock/f42-build-3403113-45134/root/chroot_tmpdir/scmroot/zork
Cloning into '/var/lib/mock/f42-build-3403113-45134/root/chroot_tmpdir/scmroot/zork'...
$ git fetch origin bc445b7364fb1614085692e6754d65ea882fb976:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zork
 * [new ref]         bc445b7364fb1614085692e6754d65ea882fb976 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc445b7 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild