$ git clone -n https://src.fedoraproject.org/rpms/rust-strsim.git /var/lib/mock/f45-build-45220-821/root/chroot_tmpdir/scmroot/rust-strsim
Cloning into '/var/lib/mock/f45-build-45220-821/root/chroot_tmpdir/scmroot/rust-strsim'...
$ git fetch origin 3d6219edcaf282f71675973e570041891bf78f66:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-strsim
 * [new ref]         3d6219edcaf282f71675973e570041891bf78f66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d6219e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild