$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jinzhu-now.git /var/lib/mock/f40-build-2668157-67189/root/chroot_tmpdir/scmroot/golang-github-jinzhu-now
Cloning into '/var/lib/mock/f40-build-2668157-67189/root/chroot_tmpdir/scmroot/golang-github-jinzhu-now'...
$ git fetch origin eaca94b1e6ee0222d7e9455dd8ea24684d58c855:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jinzhu-now
 * [new ref]         eaca94b1e6ee0222d7e9455dd8ea24684d58c855 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eaca94b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild