$ git clone -n https://src.fedoraproject.org/rpms/golang-modernc-memory.git /var/lib/mock/f40-build-2273463-54958/root/chroot_tmpdir/scmroot/golang-modernc-memory
Cloning into '/var/lib/mock/f40-build-2273463-54958/root/chroot_tmpdir/scmroot/golang-modernc-memory'...
$ git fetch origin b92ee19366ea7ffe1ed16f2ed4c4b1a7b92d8254:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-modernc-memory
 * [new ref]         b92ee19366ea7ffe1ed16f2ed4c4b1a7b92d8254 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b92ee19 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild