$ git clone -n https://src.fedoraproject.org/rpms/rust-humantime1.git /var/lib/mock/f39-build-1521785-35859/root/chroot_tmpdir/scmroot/rust-humantime1
Cloning into '/var/lib/mock/f39-build-1521785-35859/root/chroot_tmpdir/scmroot/rust-humantime1'...
$ git fetch origin 4a275c912e681607bf9577cd57be9501cc99a73b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-humantime1
 * [new ref]         4a275c912e681607bf9577cd57be9501cc99a73b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4a275c9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild