$ git clone -n https://src.fedoraproject.org/rpms/mytop.git /var/lib/mock/f40-build-2012367-45784/root/chroot_tmpdir/scmroot/mytop
Cloning into '/var/lib/mock/f40-build-2012367-45784/root/chroot_tmpdir/scmroot/mytop'...
$ git fetch origin 7bfabb4aaf664f2c68ea7f10b53d19a3ea0bb5ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mytop
 * [new ref]         7bfabb4aaf664f2c68ea7f10b53d19a3ea0bb5ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7bfabb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild