$ git clone -n https://src.fedoraproject.org/rpms/rust-pretty-hex.git /var/lib/mock/f38-build-side-43-rust-devel-1410509-31420/root/chroot_tmpdir/scmroot/rust-pretty-hex
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1410509-31420/root/chroot_tmpdir/scmroot/rust-pretty-hex'...
$ git fetch origin 7989857956de54cdb7dcc07024069c109de4141b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pretty-hex
 * [new ref]         7989857956de54cdb7dcc07024069c109de4141b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7989857 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild