$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-browse.git /var/lib/mock/f40-build-2438515-60901/root/chroot_tmpdir/scmroot/gap-pkg-browse
Cloning into '/var/lib/mock/f40-build-2438515-60901/root/chroot_tmpdir/scmroot/gap-pkg-browse'...
$ git fetch origin 030ae0ed1d9fec167e5064eff53a9fceb5956d1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-browse
 * [new ref]         030ae0ed1d9fec167e5064eff53a9fceb5956d1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 030ae0e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild