$ git clone -n https://src.fedoraproject.org/rpms/golang-github-t3rm1n4l-mega.git /var/lib/mock/f40-build-2595505-62744/root/chroot_tmpdir/scmroot/golang-github-t3rm1n4l-mega
Cloning into '/var/lib/mock/f40-build-2595505-62744/root/chroot_tmpdir/scmroot/golang-github-t3rm1n4l-mega'...
$ git fetch origin 2300148815804910df1133227b7fb890f33db8c3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-t3rm1n4l-mega
 * [new ref]         2300148815804910df1133227b7fb890f33db8c3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2300148 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild