$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-corelg.git /var/lib/mock/f42-build-3357773-45030/root/chroot_tmpdir/scmroot/gap-pkg-corelg
Cloning into '/var/lib/mock/f42-build-3357773-45030/root/chroot_tmpdir/scmroot/gap-pkg-corelg'...
$ git fetch origin 48a851702432c33fc2e0bc04b0770c4d86981c87:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-corelg
 * [new ref]         48a851702432c33fc2e0bc04b0770c4d86981c87 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48a8517 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild