$ git clone -n https://src.fedoraproject.org/rpms/rubygem-rugged.git /var/lib/mock/f41-build-819883-151956/root/chroot_tmpdir/scmroot/rubygem-rugged
Cloning into '/var/lib/mock/f41-build-819883-151956/root/chroot_tmpdir/scmroot/rubygem-rugged'...
$ git fetch origin b5fb31f45a7eef39481d9f9dfe20e67b3b40df92:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-rugged
 * [new ref]         b5fb31f45a7eef39481d9f9dfe20e67b3b40df92 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5fb31f Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild