$ git clone -n https://src.fedoraproject.org/rpms/golang-mvdan-gofumpt.git /var/lib/mock/f40-build-2289713-55896/root/chroot_tmpdir/scmroot/golang-mvdan-gofumpt
Cloning into '/var/lib/mock/f40-build-2289713-55896/root/chroot_tmpdir/scmroot/golang-mvdan-gofumpt'...
$ git fetch origin c0bca3554da020ed78b92a6151a8ec775205fa08:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-mvdan-gofumpt
 * [new ref]         c0bca3554da020ed78b92a6151a8ec775205fa08 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0bca35 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild