$ git clone -n https://src.fedoraproject.org/rpms/gromacs.git /var/lib/mock/f42-build-3364954-45045/root/chroot_tmpdir/scmroot/gromacs
Cloning into '/var/lib/mock/f42-build-3364954-45045/root/chroot_tmpdir/scmroot/gromacs'...
$ git fetch origin 1fdfef333e4b1bf05578f5e993a0eb6201f46bcf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gromacs
 * [new ref]         1fdfef333e4b1bf05578f5e993a0eb6201f46bcf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fdfef3 Version bump to v2024.5 (bug #2341964)