$ git clone -n https://src.fedoraproject.org/rpms/altermime.git /var/lib/mock/f40-build-2273675-54976/root/chroot_tmpdir/scmroot/altermime
Cloning into '/var/lib/mock/f40-build-2273675-54976/root/chroot_tmpdir/scmroot/altermime'...
$ git fetch origin 6e22f18580510e31c8c8616a871e05f12199a816:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/altermime
 * [new ref]         6e22f18580510e31c8c8616a871e05f12199a816 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e22f18 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild