$ git clone -n https://src.fedoraproject.org/rpms/rust-simplelog.git /var/lib/mock/f39-build-1521595-35849/root/chroot_tmpdir/scmroot/rust-simplelog
Cloning into '/var/lib/mock/f39-build-1521595-35849/root/chroot_tmpdir/scmroot/rust-simplelog'...
$ git fetch origin 4325f679e9dca61c7cb2cb55f0bedcf0f9167ac1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-simplelog
 * [new ref]         4325f679e9dca61c7cb2cb55f0bedcf0f9167ac1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4325f67 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild