$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-corelg.git /var/lib/mock/f40-build-2278782-55284/root/chroot_tmpdir/scmroot/gap-pkg-corelg
Cloning into '/var/lib/mock/f40-build-2278782-55284/root/chroot_tmpdir/scmroot/gap-pkg-corelg'...
$ git fetch origin 6bc3d4b7c647e962893daef0ad7444b12c6e8fb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-corelg
 * [new ref]         6bc3d4b7c647e962893daef0ad7444b12c6e8fb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6bc3d4b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild