$ git clone -n https://src.fedoraproject.org/rpms/rust-nettle.git /var/lib/mock/f40-build-2137742-50830/root/chroot_tmpdir/scmroot/rust-nettle
Cloning into '/var/lib/mock/f40-build-2137742-50830/root/chroot_tmpdir/scmroot/rust-nettle'...
$ git fetch origin de1a4cbaf187a0235ecd92c34ef429eb290fed93:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nettle
 * [new ref]         de1a4cbaf187a0235ecd92c34ef429eb290fed93 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at de1a4cb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild