$ git clone -n https://src.fedoraproject.org/rpms/rust-streebog.git /var/lib/mock/f39-build-1445334-32652/root/chroot_tmpdir/scmroot/rust-streebog
Cloning into '/var/lib/mock/f39-build-1445334-32652/root/chroot_tmpdir/scmroot/rust-streebog'...
$ git fetch origin 63cf56ec52fbc93acedc606bcf5ca13707903922:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-streebog
 * [new ref]         63cf56ec52fbc93acedc606bcf5ca13707903922 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63cf56e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild