$ git clone -n https://src.fedoraproject.org/rpms/golang-github-sigurn-crc16.git /var/lib/mock/f40-build-2580147-62373/root/chroot_tmpdir/scmroot/golang-github-sigurn-crc16
Cloning into '/var/lib/mock/f40-build-2580147-62373/root/chroot_tmpdir/scmroot/golang-github-sigurn-crc16'...
$ git fetch origin 7edca5ff1895876d92ef089b2e3b122a65907743:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-sigurn-crc16
 * [new ref]         7edca5ff1895876d92ef089b2e3b122a65907743 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7edca5f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild